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Webster's New World College Dictionary » convulsion
convulsion
convulsion definition
con·vul·sion (kən vul′s̸hən)
noun
- a violent, involuntary contraction or spasm of the muscles: often used in pl.
- a violent fit of laughter
- any violent disturbance, as a social upheaval or an earthquake
Etymology: L convulsio < convulsus: see convulse
Related Forms:
- convulsionary con·vul′·sion·ar′y adjective
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